This is a defense ministry logo. So which country is defended by pregnant spear-toting harpers? You can find out at who-sucks.com, where you can see another 22 defense ministry logos and vote for your favorite.
This via BoingBoing, where Cory includes Japan’s logo. If I could rank the logos, I’d put Japan’s just behind the one I’ve included here, and a long way ahead of the bronze medalist.
I will resist the urge to search for logos for the various Ministry of Magic departments…